int eliminateZeroOTUS(vector<SharedRAbundFloatVector*>&);
map<string, vector<float> > readAxes();
int calcPearson(map<string, vector<float> >&, ofstream&);
int eliminateZeroOTUS(vector<SharedRAbundFloatVector*>&);
map<string, vector<float> > readAxes();
int calcPearson(map<string, vector<float> >&, ofstream&);